Martelle, IA Demographics

A map of Martelle's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	378	238	82.7%	95.6%
Multiracial	48	6	10.5%	2.4%
Hispanic	26	5	5.7%	2.0%
Black	5	0	1.1%	0.0%
Asian	0	0	0.0%	0.0%
Native American/Other	0	0	0.0%	0.0%

Martelle, Iowa has an estimated population of 457, a dramatic increase from the 249 recorded in the 2020 Census. The population is 82.7% White, 10.5% Multiracial, 5.7% Hispanic, 1.1% Black, 0.0% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Martelle, with one dot drawn for each person counted by the Census, color-coded by race.

Martelle has become considerably more racially diverse since the 2020 Census. It is less diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Martelle, that probability was 8.5% in 2020 and 30.1% in the most recent ACS estimates.

Martelle is ranked the 489th most populous place in Iowa, out of 1,026 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Martelle was ranked the 629th most populous place in the 2020 Census.

Martelle's White Population

378 residents of Martelle, or 82.7% of the population, identify as White. The share of White residents in Martelle is comparable to the share in Iowa overall, where 82.3% of the population is White. Martelle ranks 229th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martelle's White population has grown by an estimated 58.8%. White residents' share of Martelle's population has decreased from 95.6% to 82.7%.

Martelle is less White than neighboring Stone City (96.8% White), Springville (87.7% White), Lisbon (98.4% White), Morley (100% White), and Mount Vernon (89.3% White).

Martelle's Black Population

5 residents of Martelle, or 1.1% of the population, identify as Black. The share of Black residents in Martelle is slightly lower than in Iowa overall, where 3.8% of the population is Black. Martelle ranks 600th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martelle's Black population has grown from 0 to an estimated 5. Black residents' share of Martelle's population has increased from 0.0% to 1.1%.

Martelle is more Black than neighboring Stone City (0% Black), Springville (0.9% Black), Lisbon (0% Black), and Morley (0% Black). Martelle is less Black than neighboring Mount Vernon (2.6% Black).

Martelle's Asian Population

0 residents of Martelle, or 0.0% of the population, identify as Asian. The share of Asian residents in Martelle is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Martelle ranks 543rd statewide in terms of Asian residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martelle's Asian population has grown from 0 to an estimated 0. Asian residents' share of Martelle's population has remained roughly unchanged at 0.0%.

Martelle is less Asian than neighboring Springville (3.1% Asian), and Mount Vernon (1.5% Asian).

Martelle's Hispanic Population

26 residents of Martelle, or 5.7% of the population, identify as Hispanic. The share of Hispanic residents in Martelle is comparable to the share in Iowa overall, where 7.3% of the population is Hispanic. Martelle ranks 614th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martelle's Hispanic population has grown by an estimated 420.0%. Hispanic residents' share of Martelle's population has increased from 2.0% to 5.7%.

Martelle is more Hispanic than neighboring Stone City (0% Hispanic), Springville (1.4% Hispanic), Lisbon (0.4% Hispanic), Morley (0% Hispanic), and Mount Vernon (4.2% Hispanic).

Martelle's Native American/Other Population

0 residents of Martelle, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Martelle is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Martelle ranks 637th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martelle's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Martelle's population has remained roughly unchanged at 0.0%.

Martelle is less Native American/Other than neighboring Springville (0.3% Native American/Other), Lisbon (1% Native American/Other), and Mount Vernon (1% Native American/Other).

Martelle's Multiracial Population

48 residents of Martelle, or 10.5% of the population, identify as Multiracial. The share of Multiracial residents in Martelle is higher than in Iowa overall, where 3.5% of the population is Multiracial. Martelle ranks 590th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martelle's Multiracial population has grown by an estimated 700.0%. Multiracial residents' share of Martelle's population has increased from 2.4% to 10.5%.

Martelle is more Multiracial than neighboring Stone City (3.2% Multiracial), Springville (6.7% Multiracial), Lisbon (0.2% Multiracial), Morley (0% Multiracial), and Mount Vernon (1.4% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.